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Senior Software Engineer

Zefr· Technology
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Hybrid (Marina del Rey, CA)$180k - $200kFull-timePosted 2mo ago

About the role

Senior Software Engineer responsible for design, implementation, and operation of microservices in Kubernetes and cloud environments, with AI-assisted development and collaboration across product, ML, and infrastructure teams.

Responsibilities

  • Own the design and implementation of microservices, and run and operate them in Kubernetes and other cloud-scalable, highly available environments.
  • Design systems for scale, reliability, and high availability, and take accountability for the operational health of owned services, including observability, alerting, and incident response.
  • Use AI tools for coding and research as a daily part of the engineering workflow, and help the team adopt effective AI-assisted development practices.
  • Collaborate with product, ML, and infrastructure teams to translate requirements into robust technical designs.
  • Contribute to architectural decisions, design reviews, and engineering standards across the platform.
  • Mentor other engineers and communicate technical direction clearly to technical and non-technical stakeholders.

Qualifications

  • Bachelor's or Master's degree in Computer Science or related field with 5+ years of professional software engineering experience
  • Deep hands-on experience designing, building, running, and operating microservices in Kubernetes and cloud environments (GCP, AWS, or Azure)
  • Proficiency using AI for coding and research as a daily productivity multiplier (e.g., Claude Code, Copilot, Cursor)
  • Strong foundation in distributed systems, API design, data structures, algorithms, and software design
  • Thorough testing and code review standards/practices
  • Self-starter who identifies problems, proposes solutions, and drives them to completion with minimal direction
  • Strong collaboration skills and strong verbal and written communication skills
  • Big plus: proficiency with LLMs, MCP (Model Context Protocol), agent-gateway, and agentic infrastructure

Skills

Required:Microservices design and implementationKubernetesCloud platformsAI-assisted development

Benefits

  • Flexible PTO
  • Medical, dental, and vision insurance with FSA options
  • Company-paid life insurance
  • Paid parental leave
  • 401(k) with company match
  • Professional development opportunities
  • 10+ paid holidays off
  • Summer Fridays (we leave early)
  • Hybrid work: 2 days in our Marina del Rey office, 3 days remote
  • In-office lunches and lots of free food
  • Optional in-person and virtual events (we like to celebrate!)
Last updated Jul 30, 2026. Interested? Apply on the company site.
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About Zefr

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Zefr is the leader in AI-powered content classifications for brands and advertisers.

AI technologyContent classificationBrand safetySocial platformsBrand suitabilityContent transparency
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